As long as you have the latest NV driver, you can just use the latest profile inspector to inject DLSS 4 dll files and preset k, this is done on a global level so any game using DLSS will benefit.
In profile inspector toggle these three settings first:
Then these two:
Click apply at the top and that's it.
You can check that the latest dll version is being used and Preset K is being called by enabling this registry entry:
The decimal value of 1024 enables the overlay when in-game, it looks like this:
Setting the value to 0 disables it. Keep that entry bookmarked in regedit so you can toggle it from time to time with new drivers/games to check that it's all working as expected.
In profile inspector toggle these three settings first:

Then these two:

Click apply at the top and that's it.
You can check that the latest dll version is being used and Preset K is being called by enabling this registry entry:

The decimal value of 1024 enables the overlay when in-game, it looks like this:

Setting the value to 0 disables it. Keep that entry bookmarked in regedit so you can toggle it from time to time with new drivers/games to check that it's all working as expected.
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